1 /* $OpenBSD: lib_addstr.c,v 1.4 2001/01/22 18:01:37 millert Exp $ */ 2 3 /**************************************************************************** 4 * Copyright (c) 1998,1999,2000 Free Software Foundation, Inc. * 5 * * 6 * Permission is hereby granted, free of charge, to any person obtaining a * 7 * copy of this software and associated documentation files (the * 8 * "Software"), to deal in the Software without restriction, including * 9 * without limitation the rights to use, copy, modify, merge, publish, * 10 * distribute, distribute with modifications, sublicense, and/or sell * 11 * copies of the Software, and to permit persons to whom the Software is * 12 * furnished to do so, subject to the following conditions: * 13 * * 14 * The above copyright notice and this permission notice shall be included * 15 * in all copies or substantial portions of the Software. * 16 * * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * 20 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * 21 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * 22 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * 23 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * 24 * * 25 * Except as contained in this notice, the name(s) of the above copyright * 26 * holders shall not be used in advertising or otherwise to promote the * 27 * sale, use or other dealings in this Software without prior written * 28 * authorization. * 29 ****************************************************************************/ 30 31 /**************************************************************************** 32 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * 33 * and: Eric S. Raymond <esr@snark.thyrsus.com> * 34 ****************************************************************************/ 35 36 /* 37 ** lib_addstr.c 38 * 39 ** The routines waddnstr(), waddchnstr(). 40 ** 41 */ 42 43 #include <curses.priv.h> 44 45 MODULE_ID("$From: lib_addstr.c,v 1.19 2000/12/10 01:24:50 tom Exp $") 46 47 NCURSES_EXPORT(int) 48 waddnstr 49 (WINDOW *win, const char *const astr, int n) 50 { 51 unsigned const char *str = (unsigned const char *) astr; 52 int code = ERR; 53 54 T((T_CALLED("waddnstr(%p,%s,%d)"), win, _nc_visbuf(astr), n)); 55 56 if (win && (str != 0)) { 57 TR(TRACE_VIRTPUT | TRACE_ATTRS, ("... current %s", _traceattr(win->_attrs))); 58 TR(TRACE_VIRTPUT, ("str is not null")); 59 code = OK; 60 if (n < 0) 61 n = (int) strlen(astr); 62 63 while ((n-- > 0) && (*str != '\0')) { 64 TR(TRACE_VIRTPUT, ("*str = %#x", *str)); 65 if (_nc_waddch_nosync(win, (chtype) * str++) == ERR) { 66 code = ERR; 67 break; 68 } 69 } 70 _nc_synchook(win); 71 } 72 TR(TRACE_VIRTPUT, ("waddnstr returns %d", code)); 73 returnCode(code); 74 } 75 76 NCURSES_EXPORT(int) 77 waddchnstr 78 (WINDOW *win, const chtype * const astr, int n) 79 { 80 NCURSES_SIZE_T y = win->_cury; 81 NCURSES_SIZE_T x = win->_curx; 82 int code = OK; 83 struct ldat *line; 84 85 T((T_CALLED("waddchnstr(%p,%p,%d)"), win, astr, n)); 86 87 if (!win) 88 returnCode(ERR); 89 90 if (n < 0) { 91 const chtype *str; 92 n = 0; 93 for (str = (const chtype *) astr; *str != 0; str++) 94 n++; 95 } 96 if (n > win->_maxx - x + 1) 97 n = win->_maxx - x + 1; 98 if (n == 0) 99 returnCode(code); 100 101 line = &(win->_line[y]); 102 memcpy(line->text + x, astr, n * sizeof(*astr)); 103 CHANGED_RANGE(line, x, x + n - 1); 104 105 _nc_synchook(win); 106 returnCode(code); 107 } 108